King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands officially kick off celebrations for the 750th anniversary of Goor during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands officially kick off celebrations for the 750th anniversary of Goor during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands unveil the Red Engine Solar Team Twente solar car during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands unveil the Red Engine Solar Team Twente solar car during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands unveil the Red Engine Solar Team Twente solar car during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands unveil the Red Engine Solar Team Twente solar car during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands sing with a choir before officially kicking off celebrations for the 750th anniversary of Goor during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands sing with a choir before officially kicking off celebrations for the 750th anniversary of Goor during an official visit to the town centre on June 19, 2013 in Goor, Netherlands.

King Willem-Alexander of The Netherlands and Queen Maxima of The... News PhotoAnniversary,Arts Culture and Entertainment,Celebration,Dutch Royalty,Horizontal,King - Royal Person,King Willem-Alexander,Launch Event,Netherlands,People,Prince - Royal Person,Princess,Queen Máxima,Royalty,Town,Two People,VisitPhotographer Michel PorroCollection: Getty Images Entertainment 2013 Michel PorroALMERE, NETHERLANDS - JUNE 19: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands officially kick off celebrations for the 750th anniversary of Goor during an official visit to the town centre on June 19, 2013 in Goor, Netherlands. (Photo by Michel Porro/Getty Images)